Home

Stress concentration is caused due to

A. Variation in properties of material from point to point in a member

B. Pitting at points or areas at which loads on a member are applied

C. Abrupt change of section

D. All of the above

Correct Answer : D.


Download Objective type questions of Machine Design PDF

Visit our PDF store

Get all objective type questions of Machine Design MCQ

Also checkout these categories

Adobe Flash MCQ Angiosperms (Taxonomy and Classification) MCQ XML Markup MCQ Ethers MCQ Engineering Drawing MCQ ionic Equilibrium MCQ Selenium automation MCQ Word Power MCQ Chemical Kinetics MCQ Skin Anatomy and Physiology MCQ Software Engineering MCQ Gymnosperms MCQ

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..
You can do it
  1. Which of the following property is essential for spring materials?
  2. I.S. specifies following total number of grades of tolerances
  3. The resistance to fatigue of a material is measured by
  4. Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number…
  5. A tube has the following advantage over pipe
  6. The value of Lewis form factor used in design of gears is
  7. For steel, the ultimate strength in shear as compared to ultimate strength in tension is
  8. The power transmitted by belt drive depends upon
  9. The rivet head used for boiler plate riveting is usually
  10. Wahl's stress factor __________ very rapidly as the spring index decreases.
  11. The centrifugal tension in belts
  12. In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing
  13. The suitable material for belt in agricultural machinery is
  14. When a close coiled helical spring is compressed, its wire is subjected to
  15. Which of the following statement is wrong for a connecting rod?
  16. Which of the following screw thread is adopted for power transmission in either direction?
  17. The maximum bending stress in a curved beam having symmetrical section always occur at the
  18. In worm gears, the angle between the tangent to the pitch helix and an element of the cylinder, is known…
  19. In a horizontal flat belt drive, it is customary to use
  20. A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are…
  21. According to maximum shear stress theory, the maximum shear stress in the shaft is
  22. If a material fails below its yield point, failure would be due to
  23. The value of stress concentration factor depends upon
  24. In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock…
  25. If a bearing is designated by the number 305, it means that the bearing is of
  26. The maximum normal stress theory is used for
  27. In a flange coupling, the flanges are coupled together by means of
  28. In a flange coupling, the bolts are subjected to
  29. Tensile strength of a mild steel specimen can be roughly predicted from following hardness test
  30. A metal pipe of 1 m diameter contains a fluid having a pressure of 1 N/mm². If the permissible…